In this photograph released by the Smithsonian Institution, the Robert and Arlene Kogod Courtyard, a glass covered courtyard that is part of the Donald W. Reynolds Center for American Art and Portraiture, is seen at night in Washington on Oct. 12, 2007. The building houses the Smithsonian's National Portrait Gallery and the Smithsonian American Art Museum. The courtyard opens to the public on Sunday, Nov. 18, 2007. (AP Photo/Ken Rahaim/Smithsonian Institution)
March 29, 2012 4:30:16 AM PDT
WASHINGTON (AP) -March 29, 2012 --
A prehistoric monster snake the length of a school bus has made its way to the Smithsonian Institution in Washington.